Home / 7,745.54-10,689.75-4,601.73

Finding the Fourth Proportional to 7,745.54, 10,689.75 and 4,601.73

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Solution

The fourth proportional to 7,745.54, 10,689.75 and 4,601.73 is: 6,350.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,745.54 : 10,689.75 = 4,601.73 : x
  2. Step 2: Convert to fraction form
    7,745.54/10,689.75 = 4,601.73/x
  3. Step 3: Cross multiply
    7,745.54x = 10,689.75 × 4,601.73
  4. Step 4: Simplify right side
    7,745.54x = 49,191,289.82
  5. Step 5: Solve for x
    x = 49,191,289.82/7,745.54
  6. Step 6: Final answer
    x = 6,350.92

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.